Jeremy, the problem occured again... i'm not sure about what you mean about the error ID, but under the application it does have the event Id, 1002 and the description is here: Hanging application msnmsgr.exe, version 8.1.178.0, hang module hungapp, version 0.0.0.0, hang address 0x00000000. For more information, see Help and Support Center at http://go.microsoft.com/fwlink/events.asp. at down there also got data: 0000: 41 70 70 6c 69 63 61 74 Applicat 0008: 69 6f 6e 20 48 61 6e 67 ion Hang 0010: 20 20 6d 73 6e 6d 73 67 msnmsg 0018: 72 2e 65 78 65 20 38 2e r.exe 8. 0020: 31 2e 31 37 38 2e 30 20 1.178.0 0028: 69 6e 20 68 75 6e 67 61 in hunga 0030: 70 70 20 30 2e 30 2e 30 pp 0.0.0 0038: 2e 30 20 61 74 20 6f 66 .0 at of 0040: 66 73 65 74 20 30 30 30 fset 000 0048: 30 30 30 30 30 00000 i'm using window live messenger.. i dont know whether this info can help you in solving my problem or not.. so sorry for being not understand with this kind of computer term.. if not, i gonna format my laptop.. i think that is the only way that i know.